Articles published in journals are relatively free, and there are various types of writing, some of which will be paid.

Generally, you need to pay the page fee for the title of the paper.

In order to evaluate the professional title, the topic of the paper needs to meet the grading standards of published journals evaluated by the professional title, in order to be counted as the evaluation.

For example, your professional title evaluation requires national level, and yours is provincial level, then it will be invalid.